<template>
  <el-dialog v-model="dialog.visible"
             :close-on-click-modal="false">
    <el-form class="login-form"
             status-icon
             :rules="loginRules"
             ref="loginForm"
             :model="loginForm"
             label-width="0">
      <el-form-item prop="username">
        <el-input @keyup.enter="handleLogin"
                  v-model="loginForm.userName"
                  auto-complete="off"
                  :placeholder="$t('login.userName')">
          <template #prefix>
            <i class="icon-yonghu"></i>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input @keyup.enter="handleLogin"
                  :type="passwordType"
                  v-model="loginForm.password"
                  auto-complete="off"
                  :placeholder="$t('login.password')">
          <template #suffix>
            <i class="el-icon-view el-input__icon"
               @click="showPassword"></i>
          </template>
          <template #prefix>
            <i class="icon-mima"></i>
          </template>
        </el-input>
      </el-form-item>
      <el-form-item prop="code">
        <el-input @keyup.enter="handleLogin"
                  :maxlength="code.len"
                  v-model="loginForm.code"
                  auto-complete="off"
                  :placeholder="$t('login.code')">
          <template #prefix>
            <i class="icon-yanzhengma"></i>
          </template>
          <template #append>
            <div class="login-code">
            <span class="login-code-img"
                  @click="refreshCode"
                  v-if="code.type == 'text'">{{ code.value }}</span>
              <img :src="code.src"
                   class="login-code-img"
                   @click="refreshCode"
                   v-else/>
              <!-- <i class="icon-shuaxin login-code-icon" @click="refreshCode"></i> -->
            </div>
          </template>
        </el-input>
      </el-form-item>

      <el-form-item>
        <el-button type="primary"
                   @click.prevent="handleLogin"
                   class="login-submit">{{ $t('login.switchLoginUser') }}
        </el-button>
      </el-form-item>

    </el-form>
  </el-dialog>
</template>
<script>
import store from "utils/store";
import {deepClone, randomLenNum} from "utils/util";
import useRouterStore from "@/stores/useRouterStore";
import useUserStore from "@/stores/useUserStore";

export default {
  name: "switchLoginUserDialog",
  computed: {
    loginRules() {
      return {
        userName: [
          {required: true, message: "请输入用户名", trigger: "blur"}
        ],
        password: [
          {required: true, message: "请输入密码", trigger: "blur"},
          {min: 6, message: "密码长度最少为6位", trigger: "blur"}
        ],
        code: [
          {required: true, message: "请输入验证码", trigger: "blur"},
          {min: 4, max: 4, message: "验证码长度为4位", trigger: "blur"},
          {required: true, trigger: "blur", validator: this.validateCode}
        ]
      }
    }
  },
  data() {
    return {
      dialog: {
        visible: false
      },
      loginForm: {
        userName: null,
        password: "",
        code: "",
        redomStr: ""
      },
      checked: false,
      code: {
        src: "",
        value: "",
        len: 4,
        type: "text"
      },
      passwordType: "password"
    }
  },
  methods: {
    show() {
      this.dialog.visible = true
      this.refreshCode()
    },
    validateCode(rule, value, callback) {
      if (this.code.value !== value) {
        this.loginForm.code = "";
        this.refreshCode();
        callback(new Error("请输入正确的验证码"));
      } else {
        callback();
      }
    },
    refreshCode() {
      this.loginForm.redomStr = randomLenNum(this.code.len, true);
      this.code.type === "text"
          ? (this.code.value = randomLenNum(this.code.len))
          : (this.code.src = `/${this.loginForm.redomStr}`);
      this.loginForm.code = this.code.value;
    },
    showPassword() {
      this.passwordType === ""
          ? (this.passwordType = "password")
          : (this.passwordType = "");
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (!valid) {
          return
        }
        this.submitLogin()
      });
    },
    submitLogin() {
      const userStore = new useUserStore();
      const routerStore = new useRouterStore();
      let loginForm = deepClone(this.loginForm)
      loginForm.userName = loginForm.userName.trim()
      this.dialog.loading = true
      userStore.login(loginForm).then(res => {
        return userStore.GetMenu()
      }).then(res => {
        store.setStore("logUserName", loginForm.userName)
        routerStore.delAllTag()
        return this.$router.push("/");
      }).then(res => {
        this.$nextTick(() => {
          location.reload()
        })
      }).finally(() => {
        this.dialog.loading = false
      })

    }
  }
}
</script>
<style scoped>

</style>